Olfa is the industry standard when it comes to snap off knives and blades. With the famous Olfa Silver SVR -1 and Olfa SVR- 2 you have a pair of legends in their own time. To make it easy to find the correct Olfa Knife we organized the knives in 3 different categories. Just click on the category you want and begin shopping for all of your window cutting needs. Check out the other Olfa products available and we’re sure you’ll agree you can’t get any better than Olfa.